Ancient remains, thought to be human, have been found in Israel. What could this discovery do to the theory that Homo sapiens originated in Africa and migrated out of the continent?

The teeth found in a cave are about 400,000 years old. The earliest Homo sapien remains found until now are half as old.

http://www.huffingtonpost.com/2010/12/27/israel-ancient-human-rema_n_801632.html